From 3a32b7168d9f49eed5615ca17c9a8bd53cfe94ed Mon Sep 17 00:00:00 2001 From: Tulio Magno Quites Machado Filho Date: Fri, 5 Jan 2018 18:34:09 -0200 Subject: powerpc: Fix error message during relocation overflow The function _itoa_word() writes characters from the higher address to the lower address, requiring the destination string to reserve that size before calling it. * sysdeps/powerpc/powerpc64/dl-machine.c (_dl_reloc_overflow): Reserve 16 chars to reloc_addr before calling _itoa_word. Signed-off-by: Tulio Magno Quites Machado Filho Reviewed-by: Adhemerval Zanella --- sysdeps/powerpc/powerpc64/dl-machine.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) (limited to 'sysdeps') diff --git a/sysdeps/powerpc/powerpc64/dl-machine.c b/sysdeps/powerpc/powerpc64/dl-machine.c index d732a854ea..959907bf02 100644 --- a/sysdeps/powerpc/powerpc64/dl-machine.c +++ b/sysdeps/powerpc/powerpc64/dl-machine.c @@ -31,7 +31,10 @@ _dl_reloc_overflow (struct link_map *map, char buffer[1024]; char *t; t = stpcpy (buffer, name); - t = stpcpy (t, " reloc at 0x"); + /* Notice that _itoa_word() writes characters from the higher address to the + lower address, requiring the destination string to reserve all the + required size before the call. */ + t = stpcpy (t, " reloc at 0x0000000000000000"); _itoa_word ((unsigned long) reloc_addr, t, 16, 0); if (refsym) { -- cgit v1.2.3